From typicallyspanish.com

History
Spain On This Day - April 30
By m.p.
Apr 30, 2008 - 7:06 AM

642: Chindasvinto was crowned monarch in Visigoth Spain.

984: Almanzor occupied León and killed the locals.

1492: The Catholic Kings ordered that the ships in Palos de la Frontera in Huelva be placed at the service of Cristóbal Colón, and they gave Colombus the title of Admiral, Viceroy and Governor of the lands he discovers.

1725: Felipe V signs the treaty of Vienna with Carlos VI, emperaor of the holy empire.

1862: Palaeolithic remains are found at San Isidro, in the Manzanares valley in Madrid.

1902: A vaccination campaign against smallpox stops an epidemic in Murcia.

1908: The first concert by the Berlin Philharmonic Orchestra was held in the Teatro Real in Madrid, Richard Strauss the conductor.

1909: The right to strike recognised in Spain.

1925: A decree to channel the Guadalquivir river to make it navigational the 180kms to Córdoba.

1931: Madrid airport opens close to Barajas.

2004: José María Barreda takes over the presidency of Castilla-La Mancha from José Bono who becomes Minister for Defence in the Zapatero Government.

Sebastián Moyano, known as Sebastian de Belalcázar, Spanish conquistador died 1551.